func()

in xray/sql_context.go [123:148]

• 26 lines of code
• 5 McCabe index (conditional complexity)

func (conn *driverConn) PrepareContext(ctx context.Context, query string) (driver.Stmt, error) {
	var stmt driver.Stmt
	var err error
	if connCtx, ok := conn.Conn.(driver.ConnPrepareContext); ok {
		stmt, err = connCtx.PrepareContext(ctx, query)
	} else {
		stmt, err = conn.Conn.Prepare(query)
		if err == nil {
			select {
			default:
			case <-ctx.Done():
				stmt.Close()
				return nil, ctx.Err()
			}
		}
	}
	if err != nil {
		return nil, err
	}
	return &driverStmt{
		Stmt:  stmt,
		attr:  conn.attr,
		query: query,
		conn:  conn,
	}, nil
}